Annotations: 4M6W

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	HHH_5_2	e4m6wA2	A: alpha arrays	X: HhH/H2TH	H: SAM/DNA-glycosylase	T: SAM domain-like	F: HHH_5_2	ECOD (1.6)
A	ERCC4	e4m6wA1	A: a/b three-layered sandwiches	X: Restriction endonuclease-like	H: Restriction endonuclease-like (From Topology)	T: Restriction endonuclease-like	F: ERCC4	ECOD (1.6)
B	HHH_2_1	e4m6wB2	A: alpha arrays	X: HhH/H2TH	H: SAM/DNA-glycosylase	T: SAM domain-like	F: HHH_2_1	ECOD (1.6)
B	KOG2841	e4m6wB1	A: a/b three-layered sandwiches	X: Restriction endonuclease-like	H: Restriction endonuclease-like (From Topology)	T: Restriction endonuclease-like	F: KOG2841	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.10130	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
A	1.10.150.20	Mainly Alpha	Orthogonal Bundle	DNA polymerase	domain 1	CATH (4.3.0)
B	3.40.50.10130	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold		CATH (4.3.0)
B	1.10.150.20	Mainly Alpha	Orthogonal Bundle	DNA polymerase	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02732	ERCC4 domain (ERCC4)	ERCC4 domain	This domain is a family of nucleases. The family includes EME1 which is an essential component of a Holliday junction resolvase [2-3]. EME1 interacts with MUS81 to form a DNA structure-specific endonuclease.	Domain
B	PF12826	Helix-hairpin-helix motif (HHH_2)	Helix-hairpin-helix motif	-	Motif

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Fanconi anemia group M protein	nuclease activity hydrolase activity, acting on ester bonds hydrolase activity catalytic activity chromatin binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding nuclease activity hydrolase activity, acting on ester bonds hydrolase activity catalytic activity chromatin binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding ATP-dependent activity, acting on DNA four-way junction helicase activity DNA helicase activity catalytic activity, acting on DNA catalytic activity, acting on a nucleic acid helicase activity ATP-dependent activity pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity, acting on acid anhydrides catalytic activity, acting on RNA RNA helicase activity ATP-dependent activity, acting on RNA DNA secondary structure binding DNA binding four-way junction DNA binding nucleic acid binding 3'-5' DNA helicase activity	nucleobase-containing compound metabolic process DNA-templated DNA replication DNA replication DNA-templated DNA replication maintenance of fidelity metabolic process primary metabolic process DNA metabolic process macromolecule metabolic process replication fork processing nucleic acid metabolic process sexual reproduction homologous recombination reproductive process resolution of meiotic recombination intermediates nucleobase-containing compound metabolic process DNA-templated DNA replication DNA replication DNA-templated DNA replication maintenance of fidelity metabolic process primary metabolic process DNA metabolic process macromolecule metabolic process replication fork processing nucleic acid metabolic process sexual reproduction homologous recombination reproductive process resolution of meiotic recombination intermediates meiotic cell cycle process cellular component organization meiosis I meiotic nuclear division cell cycle cellular component organization or biogenesis reciprocal homologous recombination cell cycle process meiotic cell cycle DNA recombination organelle fission reciprocal meiotic recombination nuclear division organelle organization meiosis I cell cycle process cellular process cellular response to stimulus response to stimulus cellular response to stress DNA damage response response to stress interstrand cross-link repair DNA repair regulation of protein modification process positive regulation of protein metabolic process positive regulation of biological process regulation of protein ubiquitination positive regulation of post-translational protein modification regulation of primary metabolic process positive regulation of metabolic process positive regulation of protein modification process protein ubiquitination positive regulation of macromolecule metabolic process protein metabolic process regulation of protein modification by small protein conjugation or removal protein modification process positive regulation of protein monoubiquitination positive regulation of protein modification by small protein conjugation or removal positive regulation of protein ubiquitination regulation of biological process regulation of post-translational protein modification regulation of protein metabolic process biological regulation regulation of macromolecule metabolic process protein monoubiquitination macromolecule modification regulation of protein monoubiquitination post-translational protein modification regulation of metabolic process protein modification by small protein conjugation protein modification by small protein conjugation or removal double-strand break repair double-strand break repair via synthesis-dependent strand annealing recombinational repair double-strand break repair via homologous recombination	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen intracellular anatomical structure cytoplasm cellular anatomical entity cytosol membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen intracellular non-membrane-bounded organelle chromatin chromosome non-membrane-bounded organelle protein-containing complex nuclear protein-containing complex FANCM-MHF complex Fanconi anaemia nuclear complex
B	Fanconi anemia-associated protein of 24 kDa	DNA binding binding organic cyclic compound binding nucleic acid binding chromatin binding	cellular response to stimulus response to stimulus primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process cellular response to stress DNA damage response response to stress metabolic process cellular process interstrand cross-link repair macromolecule metabolic process DNA repair	membrane-bounded organelle intracellular organelle protein-containing complex intracellular anatomical structure organelle nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity FANCM-MHF complex cytoplasm cytosol Fanconi anaemia nuclear complex membrane-enclosed lumen membrane-bounded organelle intracellular organelle protein-containing complex intracellular anatomical structure organelle nucleus nuclear protein-containing complex intracellular membrane-bounded organelle cellular anatomical entity FANCM-MHF complex cytoplasm cytosol Fanconi anaemia nuclear complex membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen intracellular non-membrane-bounded organelle chromatin chromosome non-membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR047418	Fanconi anemia group M protein, XPF-like nuclease domain	Domain
A	IPR011335	Restriction endonuclease type II-like	Homologous Superfamily
A	IPR010994	RuvA domain 2-like	Homologous Superfamily
A	IPR006166	ERCC4 domain	Domain
A	IPR011545	DEAD/DEAH box helicase domain	Domain
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A	IPR044749	FANCM, DEAH-box helicase domain	Domain
A	IPR001650	Helicase, C-terminal domain-like	Domain
A	IPR014001	Helicase superfamily 1/2, ATP-binding domain	Domain
A	IPR031879	Fanconi anemia group M protein, MHF binding domain	Domain
A	IPR039686	FANCM/Mph1-like, insert domain	Domain
B	IPR041663	DisA/LigA, helix-hairpin-helix motif	Domain
B	IPR026985	Fanconi anemia-associated protein of 24kDa	Family
B	IPR040646	Fanconi anemia core complex-associated protein 24, pseudonuclease domain	Domain
B	IPR010994	RuvA domain 2-like	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q8IYD8	Fanconi anemia anemia Cytopenia inherited aplastic anemia neurofibromatosis type 1 pituitary cancer aplastic anemia head and neck cancer medulloblastoma osteosarcoma tuberculosis congenital anemia esophageal atresia/tracheoesophageal fistula hematopoietic and lymphoid system neoplasm ovarian cancer Fanconi anemia anemia Cytopenia inherited aplastic anemia neurofibromatosis type 1 pituitary cancer aplastic anemia head and neck cancer medulloblastoma osteosarcoma tuberculosis congenital anemia esophageal atresia/tracheoesophageal fistula hematopoietic and lymphoid system neoplasm ovarian cancer primary ovarian failure
B	Pharos: Q9BTP7	colorectal adenoma colorectal cancer ovarian cancer

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.